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// license:BSD-3-Clause
// copyright-holders:Curt Coder
/**********************************************************************
Coleco Adam keyboard emulation
**********************************************************************/
#ifndef MAME_BUS_ADAMNET_KB_H
#define MAME_BUS_ADAMNET_KB_H
#pragma once
#include "adamnet.h"
#include "cpu/m6800/m6801.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> adam_keyboard_device
class adam_keyboard_device : public device_t,
public device_adamnet_card_interface
{
public:
// construction/destruction
adam_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
// device-level overrides
virtual void device_start() override;
// optional information overrides
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void device_add_mconfig(machine_config &config) override;
virtual ioport_constructor device_input_ports() const override;
// device_adamnet_card_interface overrides
virtual void adamnet_reset_w(int state) override;
private:
required_device<m6801_cpu_device> m_maincpu;
required_ioport_array<13> m_y;
uint16_t m_key_y;
uint8_t p1_r();
uint8_t p2_r();
void p2_w(uint8_t data);
uint8_t p3_r();
void p3_w(uint8_t data);
uint8_t p4_r();
void p4_w(uint8_t data);
void adam_kb_mem(address_map &map);
};
// device type definition
DECLARE_DEVICE_TYPE(ADAM_KB, adam_keyboard_device)
#endif // MAME_BUS_ADAMNET_KB_H
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